CN214458296U - Self-revolution umbrella stand for vacuum coating machine - Google Patents

Abstract

The utility model belongs to the technical field of electronic product surface treatment and specifically relates to a vacuum coating machine is with umbrella frame that revolves automatically that relates to, it includes mount, revolution frame and cylinder, and the mount includes fixed disk, fixed sleeve and fixed bevel gear, and the revolution dish is driven by driving motor and is rotated, and the revolution dish passes through outer connecting rod and supports rolling ring fixed connection, supports the central axis that rolling ring and revolution dish carried out rotary motion together around the revolution dish this moment. A first rolling shaft and a second rolling shaft of the roller are respectively supported on a first shaft support and a second shaft support to rotate, and a rotation bevel gear on the first rolling shaft is meshed with a fixed bevel gear on the fixing frame, so that a plated part clamping seat fixed on the roller drives a part to be plated to revolve around the central axis of the output shaft, and meanwhile, the plated part clamping seat drives the part to be plated to rotate around the central axis of the roller, and therefore the film plating effect of each part to be plated fixed on the roller is uniform.

Description

Self-revolution umbrella stand for vacuum coating machine

Technical Field

The application relates to the field of surface treatment of electronic products, in particular to a self-revolution umbrella stand for a vacuum coating machine.

Background

The vacuum plating mainly includes several types such as vacuum evaporation, sputtering plating, ion plating and the like. The processing conditions of the metal and nonmetal films are high in requirement, various metal and nonmetal films are deposited on the surface of a plastic part in a processing environment generally in a vacuum condition in a distillation or sputtering mode, and a very thin surface coating can be obtained in the processing mode, and the metal and nonmetal film has the advantages of high speed, good adhesive force, short processing working hours and the like.

Vacuum evaporation is a more common method of vacuum plating, and the processing principle is that a thin metal layer is adhered to the surface of plastic through evaporation and condensation of metal filaments under high vacuum. For the fixing mode of the piece to be plated, the piece to be plated is usually installed on a suspension fixing plate in a vacuum coating machine evaporation plating cavity by adopting a mode of a fixing support frame, the fixing support frame is driven to rotate by a driving motor, and an evaporation plating port at the bottom end of the evaporation plating cavity forms a layer of electroplating film on the surface of the piece to be plated through evaporation of metal filaments.

The applicant believes that the distances from the evaporation opening at the bottom end of the evaporation cavity to the positions of the support frame are different, and the directions of the pieces to be plated towards the evaporation opening are different, so that the film plating effect of each piece to be plated is uneven in the film plating process.

SUMMERY OF THE UTILITY MODEL

In order to improve the in-process of coating film, the inhomogeneous problem of coating film effect of each piece of waiting to plate, this application provides a vacuum coating machine is with revolving round umbrella stand certainly.

The application provides a vacuum coating machine is with revolution umbrella stand, adopts following technical scheme:

a self-revolution umbrella stand for a vacuum coating machine comprises a fixed frame fixed on a suspension fixed plate, a revolution stand rotating around the fixed frame and a plurality of rollers used for mounting a piece to be coated, wherein the rollers are mounted on the fixed frame and the fixed frame; the fixing frame comprises a fixing disc, a fixing sleeve and a fixing bevel gear, the fixing disc is fixedly arranged on the suspension fixing plate, one end of the fixing sleeve is fixedly connected to the fixing disc, and the other end of the fixing sleeve is fixedly connected with the fixing bevel gear; the revolution frame comprises a plurality of outer connecting rods, a revolution plate and a supporting rolling ring, the revolution plate is driven by a driving motor to rotate, and the outer connecting rods fixedly connect the revolution plate with the supporting rolling ring; the revolution plate is provided with a plurality of first shaft supports, the support rolling ring is provided with a plurality of second shaft supports, and the first shaft supports and the second shaft supports are the same in number and are in one-to-one correspondence; a first rolling shaft and a second rolling shaft are respectively fixedly arranged at two ends of the roller, the first rolling shaft is in rotating fit with the first shaft support, and the second rolling shaft is in rotating fit with the second shaft support; one end of the first rolling shaft, which is far away from the second rolling shaft, is fixedly provided with a self-rotation bevel gear, and the self-rotation bevel gear is meshed with the fixed bevel gear to rotate; the roller is provided with a plurality of plated piece clamping seats used for fixing pieces to be plated, and the plated piece clamping seats are detachably connected with the roller.

By adopting the technical scheme, the fixed disc is fixed on a suspension fixed plate of the film coating machine, the driving motor drives the revolution disc on the revolution frame to rotate, the revolution disc is fixedly connected with the supporting rolling ring through the outer connecting rod, and the supporting rolling ring and the revolution disc rotate around the central axis of the revolution disc together. A first rolling shaft and a second rolling shaft of the roller are respectively erected on the first shaft support and the second shaft support to rotate, and a self-rotation bevel gear on the first rolling shaft is meshed with a fixed bevel gear on the fixed frame. Because fixed bevel gear is fixed, and rotation bevel gear on the cylinder meshes with fixed bevel gear and rotates around fixed bevel gear to make the cylinder can take place the rotation around the central axis of cylinder on mount and revolution frame, thereby when fixing the piece cassette that plates on the cylinder and drive the piece that treats to plate and carry out the revolution around the central axis of revolution dish, plate the piece cassette and drive and treat that to plate the piece and carry out the rotation around the central axis of cylinder, thereby make each piece that treats to plate fixed on the cylinder effect uniform unanimous.

Optionally, a first bearing is arranged on the first rolling shaft, a second bearing is arranged on the second rolling shaft, the first bearing is provided with a first outer shaft ring and a first inner shaft ring, the second bearing is provided with a second outer shaft ring and a second inner shaft ring, the first inner shaft ring is coaxially and fixedly connected with the first rolling shaft, and the first outer shaft ring is abutted against the first shaft support; the second inner shaft ring is coaxially and fixedly connected with the second rolling shaft, and the second outer shaft ring is abutted against the second shaft support.

Through adopting above-mentioned technical scheme, the effect that reduces the rotation resistance can be played in the setting of first roll axle and first axle between holding in the palm to the primary shaft, and the secondary shaft holds in the same way to make the rotation of cylinder nimble more stable, reduce driving motor's rotation load, the energy saving.

Optionally, the revolution frame further comprises a connecting disc and a plurality of inner connecting rods, the number of the inner connecting rods is the same as that of the outer connecting rods and corresponds to that of the outer connecting rods one by one, one end of each inner connecting rod is fixedly connected with the revolution disc, and the other end of each inner connecting rod is fixedly connected with the connecting disc; one end of the outer connecting rod is fixedly connected with the connecting disc, and the other end of the outer connecting rod is fixedly connected with the supporting rolling ring; an avoiding space for avoiding the clamping seat of the plated part is arranged between the inner connecting rod and the outer connecting rod.

Through adopting above-mentioned technical scheme, use in-connection pole, connection pad and outer connecting rod to support and roll circle and traffic circle and realize fixed connection to it dodges the space to make to have between in-connection pole and the outer connecting rod, dodges the space and can be used for dodging to plate a cassette and be fixed in and plate a waiting to plate on the cassette. When the size of the piece to be plated is large, the avoidance space can prevent the piece to be plated from interfering with the outer connecting rod in the rotation process, so that the application range of the umbrella stand is widened.

Optionally, a plurality of first mounting holes and a plurality of second mounting holes are formed in the roller, the first mounting holes and the second mounting holes are arranged at intervals, the distance between each first mounting hole and each two adjacent second mounting holes is different, and the plated part clamping seat is detachably connected with the second mounting holes or the second mounting holes through bolts.

Through adopting above-mentioned technical scheme, first mounting hole and second mounting hole interval set up and first mounting hole is different apart from the distance between two adjacent second mounting holes to make the distance of plating between the piece cassette of installing on first mounting hole and second mounting hole can be according to the size adaptability adjustment of waiting to plate the piece, thereby improve the suitability of cylinder.

Optionally, a mounting groove is formed in the outer peripheral surface of the roller, the side, facing the roller, of the plated part clamping seat is a mounting surface, and the mounting groove is in butt fit with the mounting surface of the plated part clamping seat.

Through adopting above-mentioned technical scheme, plate the installation face and the mounting groove butt cooperation of piece cassette to make the cylinder be a plane rather than a line with the contact position who plates the piece cassette, thereby make the fixed of plating the piece cassette more stable.

Optionally, a magnet accommodating hole is formed in the mounting groove, a clamping seat magnet is fixedly arranged in the magnet accommodating hole, and the plated piece clamping seat is made of a material capable of being attracted by the magnet.

When the vacuum coating machine is not used, the roller is often stored in the roller, and the plated part clamping seat on the roller is detached, and in the process of detaching or installing the plated part clamping seat, the plated part clamping seat is often required to be temporarily fixed on the roller by using an additional mode, for example, one hand is used for firstly pressing the plated part clamping seat on the roller, and the other hand is used for fixing the plated part clamping seat. Through adopting above-mentioned technical scheme, a cassette magnet can be through magnetism power will plate a cassette and inhale in the mounting groove, and does not need extra fixed mode to plate a cassette and carry out temporary fixation, has improved the dismouting convenience of plating a cassette.

Optionally, a plurality of bolt holes have been seted up on the cylinder, the bolt hole distributes on cylinder length direction, the terminal surface of cylinder is provided with the fixed orifices in intercommunication bolt hole, the central axis in bolt hole is perpendicular with the central axis of cylinder, it is provided with the installation bolt to fix on the cassette to plate, the installation bolt is worn to locate in the bolt hole, the installation bolt has been seted up the chucking hole near one side of cylinder, be provided with the chucking round pin in the chucking hole, the open end face in a cassette and bolt hole that plates forms and keeps out, the chucking round pin passes the fixed orifices and forms and keep out with the bolt hole.

Through adopting above-mentioned technical scheme, the mode that uses the chucking round pin will plate a cassette and fix on the cylinder, compares in the threaded connection of conventional technological means, and this technical scheme has easy operation convenience, and the operation is short-term, does not need advantages such as extra instrument, is carrying out the in-process of accomodating to the cylinder, can improve the dismouting efficiency of plating a cassette.

Optionally, an elastic rubber coating is fixedly arranged on the end face of the installation bolt, and the elastic rubber coating is matched with the bolt hole in a sliding mode and tightly abutted mode.

Through adopting above-mentioned technical scheme, the elasticity rubber coating can support tightly with the inner wall in bolt hole to at the in-process of installation chucking round pin, plate the installation bolt of a cassette and can not follow the downthehole roll-off of bolt, the elasticity rubber coating can provide a pretightning force in the bolt hole for the installation bolt, thereby need not extra fixed mode to plate a cassette and carry out temporary fixation, improved the dismouting convenience of plating a cassette.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the driving motor drives the supporting rolling ring to rotate around the central axis of the output shaft together with the revolution plate in the process of driving the revolution plate on the revolution frame to rotate, the rotation bevel gear on the first rolling shaft is meshed with the fixed bevel gear on the fixing frame, and the rotation bevel gear on the roller is meshed with the fixed bevel gear and rotates around the fixed bevel gear, so that the plating part clamping seat fixed on the roller drives the plating part to revolve around the central axis of the output shaft, and simultaneously, the plating part clamping seat drives the plating part to rotate around the central axis of the roller, thereby enabling the plating effects of all the plating parts fixed on the roller to be uniform;

2. the first bearing and the second bearing can play a role in reducing the rotation resistance of the roller, so that the rotation of the roller is more flexible and stable, the rotation load of the driving motor is reduced, and energy is saved.

Drawings

FIG. 1 is a schematic diagram of an overall structure in an embodiment of the present application;

fig. 2 is a cross-sectional view of an assembly structure of a fixed frame, a revolving frame and a roller according to an embodiment of the present disclosure;

FIG. 3 is a schematic structural diagram of a roller according to an embodiment of the present disclosure;

FIG. 4 is a schematic structural diagram of a roller according to a second embodiment of the present application;

fig. 5 is a half-sectional assembly view of the structure of the drum in the second embodiment of the present application.

Description of reference numerals: 1. a fixed mount; 11. fixing the disc; 12. fixing the sleeve; 13. fixing the bevel gear; 14. a drive motor; 2. a male revolving rack; 21. a connecting disc; 22. an inner connecting rod; 23. an outer connecting rod; 24. a revolution plate; 241. a first shaft support; 25. supporting the rolling ring; 251. a second shaft support; 3. a drum; 31. a first roll axis; 311. a rotation bevel gear; 312. a first bearing; 32. a second roll axis; 321. a second bearing; 33. a first mounting hole; 34. a second mounting hole; 35. plating piece clamping seat; 351. installing a bolt; 352. elastic encapsulation; 353. a clamping pin; 36. mounting grooves; 361. a cassette magnet.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a self-revolution umbrella stand for a vacuum coating machine.

Example 1

Referring to fig. 1 and 2, a vacuum coating machine is with umbrella frame of revolution of autogyration, including mount 1, revolution frame 2 and a plurality of cylinder 3, vacuum coating machine's coating by vaporization intracavity has the suspension fixed plate, and mount 1 is fixed in on the suspension fixed plate, and revolution frame 2 rotates around mount 1 and sets up, and cylinder 3 is used for installing and treats the piece of plating, and in this embodiment one, cylinder 3 sets up to 6 to be installed on mount 1 and mount 1 around the central axis of revolution frame 2 and be central symmetry distribution.

Referring to fig. 2 and 3, mount 1 includes fixed disk 11, fixed sleeve 12, fixed bevel gear 13 and driving motor 14, fixed disk 11 fixed mounting is on hanging the fixed plate, fixed sleeve 12 is hollow cylinder's setting, the inside cover barrel hole that has of fixed sleeve 12, the upper end fixed connection of fixed sleeve 12 is on fixed disk 11, the lower extreme and the fixed bevel gear 13 fixed connection of fixed sleeve 12, driving motor 14 installs on the top face of fixed disk 11, driving motor 14 has the output shaft, the output shaft wears to locate the cover barrel hole and with cover barrel hole normal running fit.

The revolution stand 2 comprises a connecting disc 21, a plurality of inner connecting rods 22, a plurality of outer connecting rods 23, a revolution disc 24 and a supporting rolling ring 25, wherein the revolution disc 24 is rotatably connected with the bottom end face of the fixed bevel gear 13 through a centripetal thrust bearing, so that the revolution disc 24 can be connected to the bottom of the fixed bevel gear 13 and can rotate with the fixed bevel gear 13. An output shaft of the driving motor 14 passes through the fixed sleeve 12 and is coaxially and fixedly connected with the revolution plate 24, so that the driving motor 14 can drive the revolution plate 24 to rotate. The number of the inner connecting rods 22 is the same as that of the outer connecting rods 23, and the inner connecting rods 22 and the outer connecting rods 23 are arranged in a one-to-one correspondence manner, in the first embodiment, the number of the inner connecting rods 22 and the number of the outer connecting rods 23 are all set to be 6, and the inner connecting rods 22 and the outer connecting rods 23 are all arranged in a central symmetrical distribution manner around the central axis of the output shaft. One end of the internal connecting rod 22 is fixedly connected with the revolution disc 24, and the other end of the internal connecting rod 22 is fixedly connected with the connecting disc 21; one end and connection pad 21 fixed connection of outer connecting rod 23, the other end and the support of outer connecting rod 23 roll circle 25 fixed connection, have between in-connection pole 22 and the outer connecting rod 23 and be used for dodging the dodging space of plating a cassette 35, and when treating that the volume of plating a great, dodge the space and can make to treat that to plate the in-process of rotation can not take place the interference phenomenon with outer connecting rod 23 to the application scope of this umbrella stand has been promoted.

The revolution plate 24 is provided with a plurality of first shaft holders 241, the supporting rolling ring 25 is provided with a plurality of second shaft holders 251, the number of the first shaft holders 241 is the same as that of the second shaft holders 251, and the first shaft holders 241 and the second shaft holders 251 correspond to each other one by one, in the first embodiment, the number of the first shaft holders 241 and the number of the second shaft holders 251 are both set to 6, the first shaft holders 241 and the second shaft holders 251 are both symmetrically distributed around the center axis of the output shaft, the first shaft holders 241 and the inner connecting rod 22 are arranged at intervals, and the second shaft holders 251 and the outer connecting rod 23 are arranged at intervals.

A first rolling shaft 31 and a second rolling shaft 32 are respectively fixedly arranged at two ends of the roller 3, a first bearing 312 is arranged on the first rolling shaft 31, a second bearing 321 is arranged on the second rolling shaft 32, the first bearing 312 is provided with a first outer shaft ring and a first inner shaft ring, the second bearing 321 is provided with a second outer shaft ring and a second inner shaft ring, the first inner shaft ring is coaxially and fixedly connected with the first rolling shaft 31, and the first outer shaft ring is abutted against the first bearing 241; the second inner collar is coaxially and fixedly connected with the second rolling shaft 32, and the second outer collar is abutted against the second shaft holder 251. The first bearing 312 can be disposed between the first scroll shaft 31 and the first bearing bracket 241 to reduce rotational resistance, and the second bearing 321 can be disposed between the second scroll shaft 32 and the second bearing bracket 251 to reduce rotational resistance. One end of the first rolling shaft 31 far away from the second rolling shaft 32 is fixedly provided with a rotation bevel gear 311, and the rotation bevel gear 311 is meshed with the fixed bevel gear 13 to rotate. Because fixed bevel gear 13 passes through fixed sleeve 12 fixed connection on fixed disk 11 to rotation bevel gear 311 can drive cylinder 3 and take place the rotation around the central axis of cylinder 3 on mount 1 and revolution frame 2, thereby the piece cassette 35 that plates that fixes on cylinder 3 drives and waits to plate also can carry out the rotation around the central axis of cylinder 3, and plate a cassette 35 and can also drive and wait to plate the piece and rotate around the central axis of output shaft, thereby make each piece that waits to plate fixed on cylinder 3 film coating effect even unanimous.

Referring to fig. 3, a plurality of first mounting holes 33 and a plurality of second mounting holes 34 are formed in the drum 3, the first mounting holes 33 and the second mounting holes 34 are arranged at intervals, the distance between each first mounting hole 33 and each adjacent second mounting hole 34 is different, the first mounting holes 33 and the second mounting holes 34 form a hole group, the distance between each two adjacent hole groups is an installation distance, and the distance between each first mounting hole 33 and each second mounting hole 34 is an adjustment distance. Wherein, the installation interval is different with the spacing adjustment, plates a cassette 35 and passes through bolt and second mounting hole 34 or second mounting hole 34 detachable connection to can be according to the needs of waiting to plate, the suitable interval installation of selection plates a cassette 35, so that the distance of installing between the piece cassette 35 of plating on first mounting hole 33 and second mounting hole 34 can be according to the size adaptability adjustment of waiting to plate, thereby improves the suitability of cylinder 3.

The implementation principle of the embodiment 1 of the application is as follows: the driving motor 14 transmits torque to a revolution disc 24 of the revolution frame 2 through an output shaft, the revolution disc 24 is rotatably connected with the fixed bevel gear 13, the revolution disc 24 drives a supporting rolling ring 25 to rotate around the central axis of the output shaft, one end of a roller 3 arranged on the supporting rolling ring 25 and the revolution disc 24 is provided with a rotation bevel gear 311, the roller 3 is driven by the supporting rolling ring 25 to rotate around the central axis of the output shaft, the rotation bevel gear 311 is meshed with the fixed bevel gear 13, so that the rotation bevel gear 311 can drive the roller 3 to rotate on the fixed frame 1 and the revolving frame 2 around the central axis of the roller 3, so that the plating part clamping seat 35 fixed on the roller 3 drives the plating part to rotate around the central axis of the roller 3, and the plating piece clamping seat 35 can also drive the to-be-plated piece to rotate around the central axis of the output shaft, so that the plating effect of each to-be-plated piece fixed on the roller 3 is uniform and consistent.

Example 2

Referring to fig. 4 and 5, the embodiment is different from embodiment 1 in that a mounting groove 36 is formed on the outer circumferential surface of the drum 3, a magnet accommodating hole is formed in the mounting groove 36, a holder magnet 361 is fixedly disposed in the magnet accommodating hole, the plated article holder 35 is made of a material capable of being attracted by a magnet, the holder magnet 361 can attract the plated article holder 35 in the mounting groove 36 through magnetic attraction, and an additional fixing manner is not required to temporarily fix the plated article holder 35, so that the convenience in mounting and dismounting the plated article holder 35 is improved. In the second embodiment, the plate holder 35 is formed by bending an iron plate. The side of plating piece cassette 35 towards cylinder 3 is the installation face, and mounting groove 36 and the installation face butt cooperation of plating piece cassette 35 to make cylinder 3 and the contact position of plating piece cassette 35 be a plane rather than a line, thereby make the fixed of plating piece cassette 35 more stable.

In order to simplify the installation process of the plated piece clamping seat 35 and improve the dismounting efficiency of the plated piece clamping seat 35 on the rotary drum 3, a plurality of bolt holes are formed in the rotary drum 3, and the central axis of each bolt hole is perpendicular to and intersected with the central axis of the rotary drum 3. The bolt hole distributes in cylinder 3 length direction, and the terminal surface of cylinder 3 is provided with the fixed orifices in intercommunication bolt hole. Plate and fixedly on the cassette 35 through the fixed installation bolt 351 that is provided with of welded form, installation bolt 351 wears to locate the bolt downthehole, is fixed on the terminal surface of installation bolt 351 and is provided with elasticity rubber coating 352, and elasticity rubber coating 352 slides the cooperation with the bolt hole and supports tightly, and elasticity rubber coating 352 can provide a pretightning force for installation bolt 351 in the bolt is downthehole to at the in-process of installation clamping round pin 353, plate the installation bolt 351 of a cassette 35 and can not follow the downthehole roll-off of bolt. The outer peripheral face of installation bolt 351 has seted up the chucking hole, is provided with chucking round pin 353 in the chucking hole, plates a cassette 35 and forms the fender with the open end face in bolt hole, and chucking round pin 353 passes the fixed orifices and forms the fender with the bolt hole.

The implementation principle of embodiment 2 of the present application is as follows: in the mounting bolt 351 worn to locate fixed orifices and chucking hole simultaneously, the fixed orifices was handed over and mutually perpendicular with the chucking hole to chucking round pin 353 can be downthehole and can not break away from the cylinder 3 with mounting bolt 351 chucking, thereby realizes quick fixed.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a vacuum coating machine is with revolution umbrella stand which characterized in that: the device comprises a fixed frame (1) fixed on a suspension fixed plate, a revolution frame (2) rotating around the fixed frame (1) and a plurality of rollers (3) used for mounting a piece to be plated, wherein the rollers (3) are mounted on the fixed frame (1) and the fixed frame (1); the fixing frame (1) comprises a fixing disc (11), a fixing sleeve (12) and a fixing bevel gear (13), the fixing disc (11) is fixedly arranged on the suspension fixing plate, one end of the fixing sleeve (12) is fixedly connected to the fixing disc (11), and the other end of the fixing sleeve (12) is fixedly connected with the fixing bevel gear (13);

the revolution frame (2) comprises a plurality of outer connecting rods (23), a revolution disc (24) and a supporting rolling ring (25), the revolution disc (24) is driven to rotate by a driving motor (14), and the outer connecting rods (23) fixedly connect the revolution disc (24) with the supporting rolling ring (25); the revolution plate (24) is provided with a plurality of first shaft supports (241), the support rolling ring (25) is provided with a plurality of second shaft supports (251), and the first shaft supports (241) and the second shaft supports (251) are same in number and correspond to each other one by one;

a first rolling shaft (31) and a second rolling shaft (32) are respectively fixedly arranged at two ends of the roller (3), the first rolling shaft (31) is in running fit with the first shaft support (241), and the second rolling shaft (32) is in running fit with the second shaft support (251); one end of the first rolling shaft (31), which is far away from the second rolling shaft (32), is fixedly provided with a self-rotation bevel gear (311), and the self-rotation bevel gear (311) is meshed with the fixed bevel gear (13) to rotate; the rotary drum (3) is provided with a plurality of plated piece clamping seats (35) used for fixing pieces to be plated, and the plated piece clamping seats (35) are detachably connected with the rotary drum (3).

2. The automatic revolution umbrella stand for the vacuum coating machine according to claim 1, characterized in that: a first bearing (312) is arranged on the first rolling shaft (31), a second bearing (321) is arranged on the second rolling shaft (32), the first bearing (312) is provided with a first outer shaft ring and a first inner shaft ring, the second bearing (321) is provided with a second outer shaft ring and a second inner shaft ring, the first inner shaft ring is coaxially and fixedly connected with the first rolling shaft (31), and the first outer shaft ring is abutted to the first bearing (241); the second inner shaft ring is coaxially and fixedly connected with the second rolling shaft (32), and the second outer shaft ring is abutted against the second shaft support (251).

3. The automatic revolution umbrella stand for the vacuum coating machine according to claim 2, characterized in that: the revolution frame (2) further comprises a connecting disc (21) and a plurality of internal connecting rods (22), the number of the internal connecting rods (22) is the same as that of the external connecting rods (23), the internal connecting rods correspond to the external connecting rods one by one, one end of each internal connecting rod (22) is fixedly connected with the revolution disc (24), and the other end of each internal connecting rod (22) is fixedly connected with the connecting disc (21); one end of the outer connecting rod (23) is fixedly connected with the connecting disc (21), and the other end of the outer connecting rod (23) is fixedly connected with the supporting rolling ring (25); an avoiding space for avoiding the plated part clamping seat (35) is arranged between the inner connecting rod (22) and the outer connecting rod (23).

4. The automatic revolution umbrella stand for the vacuum coating machine according to claim 1, characterized in that: the roller (3) is provided with a plurality of first mounting holes (33) and a plurality of second mounting holes (34), the first mounting holes (33) and the second mounting holes (34) are arranged at intervals, the distance between the first mounting holes (33) and two adjacent second mounting holes (34) is different, and the plated part clamping seat (35) is detachably connected with the second mounting holes (34) or the second mounting holes (34) through bolts.

5. The automatic revolution umbrella stand for the vacuum coating machine according to claim 4, characterized in that: the outer circumferential surface of the roller (3) is provided with a mounting groove (36), the side surface of the plated part clamping seat (35) facing the roller (3) is a mounting surface, and the mounting groove (36) is in butt fit with the mounting surface of the plated part clamping seat (35).

6. The automatic revolution umbrella stand for the vacuum coating machine according to claim 5, characterized in that: a magnet containing hole is formed in the mounting groove (36), a clamping seat magnet (361) is fixedly arranged in the magnet containing hole, and the plated piece clamping seat (35) is made of a material capable of being attracted by a magnet.

7. The automatic revolution umbrella stand for the vacuum coating machine according to claim 1, characterized in that: the cylinder (3) is provided with a plurality of bolt holes, the bolt holes are distributed in the length direction of the cylinder (3), the end face of the cylinder (3) is provided with fixing holes communicated with the bolt holes, the central axis of each bolt hole is perpendicular to the central axis of the cylinder (3), an installation bolt (351) is fixedly arranged on a plated part clamping seat (35), the installation bolt (351) penetrates through the bolt holes, one side, close to the cylinder (3), of the installation bolt (351) is provided with a clamping hole, a clamping pin (353) is arranged in the clamping hole, the plated part clamping seat (35) and the opening end face of each bolt hole form a support, and the clamping pin (353) penetrates through the fixing holes and the bolt holes form a support.

8. The automatic revolution umbrella stand for the vacuum coating machine according to claim 7, characterized in that: the end face of the mounting bolt (351) is fixedly provided with an elastic rubber coating (352), and the elastic rubber coating (352) is in sliding fit with the bolt hole and tightly abutted against the bolt hole.

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